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Hepes Na is a Zwitterionic Buffer used to maintain pH of media used in cell cultures. It can be used in cell culture, electrophoresis and molecular biology applications. Hepes Sodium is the Sodium Salt of HEPES. This allows the substance to be more soluble than it’s Free Acid counterpart.
x 100g size
x 250g size
x 500g size
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(N-(2-Hydroxyethyl)piperazine-N'-2-ethanesulfonic acid, sodium salt) |
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C8H17N2NaO4S ^ F.W. 260.3 g/mol ^ CAS# 75277-39-3 |
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Test |
Specifications |
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Bio Synthesized |
Bio Industrial |
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HPN-12 |
HPN-11 |
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Appearance and Color |
White/Crystals |
White/Crystals |
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Insoluble Matter |
1.0% max. |
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Assay, dried basis |
99.0% min. |
98.0% min. |
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Identification (IR) |
Match Reference |
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Identification (Sodium) |
Pass |
Pass |
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Solubility |
Clear/Colorless |
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Chloride |
0.01% max. |
0.01% max. |
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Sulfate |
0.02% max. |
0.02% max. |
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Absorbance |
0.50 max. @ 250 |
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Loss on Drying |
3.0% max. |
5.0% max. |
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Iron (Fe) |
0.0001% max. |
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Lead (Pb) |
0.0001% max. |
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Heavy Metals |
0.001% max. |
0.001% max. |
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pKa |
7.3-7.7 |
7.3-7.7 |
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RNase |
None Detected |
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DNase |
None Detected |
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Protease |
None Detected |
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| Bio Industrial (Good) Quality tested from approved suppliers of BBS for Industry-Standard use. |
| Bio Synthesized (Better) Manufactured in a quality system based facility offering traceability and consistent supply. |
| Bio Ultra (Best) Manufactured at BBS to meet the highest quality and regulatory standards. |
